Finding the Fourth Proportional to 187,235.03, 258,383.99 and 102,352.10
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Solution
The fourth proportional to 187,235.03, 258,383.99 and 102,352.10 is: 141,245.70
Step by Step Solution
- Step 1: Write the proportion equation
187,235.03 : 258,383.99 = 102,352.10 : x - Step 2: Convert to fraction form
187,235.03/258,383.99 = 102,352.10/x - Step 3: Cross multiply
187,235.03x = 258,383.99 × 102,352.10 - Step 4: Simplify right side
187,235.03x = 26,446,142,946.84 - Step 5: Solve for x
x = 26,446,142,946.84/187,235.03 - Step 6: Final answer
x = 141,245.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.